Home / 35,024.12-48,348.80-20,881.88

Finding the Fourth Proportional to 35,024.12, 48,348.80 and 20,881.88

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Solution

The fourth proportional to 35,024.12, 48,348.80 and 20,881.88 is: 28,826.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,024.12 : 48,348.80 = 20,881.88 : x
  2. Step 2: Convert to fraction form
    35,024.12/48,348.80 = 20,881.88/x
  3. Step 3: Cross multiply
    35,024.12x = 48,348.80 × 20,881.88
  4. Step 4: Simplify right side
    35,024.12x = 1,009,613,839.74
  5. Step 5: Solve for x
    x = 1,009,613,839.74/35,024.12
  6. Step 6: Final answer
    x = 28,826.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.